Updated March 10, 2026
Diffbot uses computer vision and NLP to automatically extract structured data from any web page.
ScrapeGraphAI is an open-source web scraping library that uses LLMs to automatically extract structured data from websites. Instead of writing CSS selectors or XPath queries, developers describe what data they want in natural language. Supports multiple LLM providers and handles dynamic JavaScript-rendered pages.
What each tool does well, and the limitations to keep in mind.
Pros
Cons
Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 500+ models through one gateway.